There are 3 black marbles and 4 red marbles in a bag. what is the probability you will pick two black marbles out of the bag without replacing the first one chosen? a) 6/8 b) 9/49 c) 5/13 d) 1/7

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️